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-rw-r--r--src/soc/rockchip/rk3399/bootblock.c8
-rw-r--r--src/soc/rockchip/rk3399/clock.c335
-rw-r--r--src/soc/rockchip/rk3399/include/soc/addressmap.h1
-rw-r--r--src/soc/rockchip/rk3399/include/soc/clock.h87
4 files changed, 424 insertions, 7 deletions
diff --git a/src/soc/rockchip/rk3399/bootblock.c b/src/soc/rockchip/rk3399/bootblock.c
index ae41a083f4..d87f967d5f 100644
--- a/src/soc/rockchip/rk3399/bootblock.c
+++ b/src/soc/rockchip/rk3399/bootblock.c
@@ -11,15 +11,13 @@
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
*/
-#include <arch/io.h>
-#include <arch/mmu.h>
#include <bootblock_common.h>
-#include <console/console.h>
-#include <symbols.h>
+#include <soc/clock.h>
void bootblock_soc_init(void)
{
+ rkclk_init();
+ rkclk_configure_cpu(APLL_L_600_MHZ);
}
diff --git a/src/soc/rockchip/rk3399/clock.c b/src/soc/rockchip/rk3399/clock.c
index 7bf5df8261..7053a37d62 100644
--- a/src/soc/rockchip/rk3399/clock.c
+++ b/src/soc/rockchip/rk3399/clock.c
@@ -11,11 +11,344 @@
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
*/
+#include <assert.h>
+#include <console/console.h>
+#include <delay.h>
+#include <soc/addressmap.h>
#include <soc/clock.h>
#include <soc/grf.h>
+#include <soc/soc.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct pll_div {
+ u32 refdiv;
+ u32 fbdiv;
+ u32 postdiv1;
+ u32 postdiv2;
+ u32 frac;
+};
+
+#define PLL_DIVISORS(hz, _refdiv, _postdiv1, _postdiv2) {\
+ .refdiv = _refdiv,\
+ .fbdiv = (u32)((u64)hz * _refdiv * _postdiv1 * _postdiv2 / OSC_HZ),\
+ .postdiv1 = _postdiv1, .postdiv2 = _postdiv2};\
+ _Static_assert(((u64)hz * _refdiv * _postdiv1 * _postdiv2 / OSC_HZ) *\
+ OSC_HZ / (_refdiv * _postdiv1 * _postdiv2) == hz,\
+ #hz "Hz cannot be hit with PLL "\
+ "divisors on line " STRINGIFY(__LINE__))
+
+static const struct pll_div gpll_init_cfg = PLL_DIVISORS(GPLL_HZ, 2, 2, 1);
+static const struct pll_div cpll_init_cfg = PLL_DIVISORS(CPLL_HZ, 1, 2, 2);
+static const struct pll_div ppll_init_cfg = PLL_DIVISORS(PPLL_HZ, 2, 2, 1);
+
+static const struct pll_div apll_l_1600_cfg = PLL_DIVISORS(1600*MHz, 3, 1, 1);
+static const struct pll_div apll_l_600_cfg = PLL_DIVISORS(600*MHz, 1, 2, 1);
+
+static const struct pll_div *apll_l_cfgs[] = {
+ [APLL_L_1600_MHZ] = &apll_l_1600_cfg,
+ [APLL_L_600_MHZ] = &apll_l_600_cfg,
+};
+
+enum {
+ /* PLL_CON0 */
+ PLL_FBDIV_MASK = 0xfff,
+ PLL_FBDIV_SHIFT = 0,
+
+ /* PLL_CON1 */
+ PLL_POSTDIV2_MASK = 0x7,
+ PLL_POSTDIV2_SHIFT = 12,
+ PLL_POSTDIV1_MASK = 0x7,
+ PLL_POSTDIV1_SHIFT = 8,
+ PLL_REFDIV_MASK = 0x3f,
+ PLL_REFDIV_SHIFT = 0,
+
+ /* PLL_CON2 */
+ PLL_LOCK_STATUS_MASK = 1,
+ PLL_LOCK_STATUS_SHIFT = 31,
+ PLL_FRACDIV_MASK = 0xffffff,
+ PLL_FRACDIV_SHIFT = 0,
+
+ /* PLL_CON3 */
+ PLL_MODE_MASK = 3,
+ PLL_MODE_SHIFT = 8,
+ PLL_MODE_SLOW = 0,
+ PLL_MODE_NORM,
+ PLL_MODE_DEEP,
+ PLL_DSMPD_MASK = 1,
+ PLL_DSMPD_SHIFT = 3,
+ PLL_INTEGER_MODE = 1,
+
+ /* PMUCRU_CLKSEL_CON0 */
+ PMU_PCLK_DIV_CON_MASK = 0x1f,
+ PMU_PCLK_DIV_CON_SHIFT = 0,
+
+ /* CLKSEL_CON0 */
+ ACLKM_CORE_L_DIV_CON_MASK = 0x1f,
+ ACLKM_CORE_L_DIV_CON_SHIFT = 8,
+ CLK_CORE_L_PLL_SEL_MASK = 3,
+ CLK_CORE_L_PLL_SEL_SHIFT = 6,
+ CLK_CORE_L_PLL_SEL_ALPLL = 0x0,
+ CLK_CORE_L_PLL_SEL_ABPLL = 0x1,
+ CLK_CORE_L_PLL_SEL_DPLL = 0x10,
+ CLK_CORE_L_PLL_SEL_GPLL = 0x11,
+ CLK_CORE_L_DIV_MASK = 0x1f,
+ CLK_CORE_L_DIV_SHIFT = 0,
+
+ /* CLKSEL_CON1 */
+ PCLK_DBG_L_DIV_MASK = 0x1f,
+ PCLK_DBG_L_DIV_SHIFT = 0x8,
+ ATCLK_CORE_L_DIV_MASK = 0x1f,
+ ATCLK_CORE_L_DIV_SHIFT = 0,
+
+ /* CLKSEL_CON14 */
+ PCLK_PERIHP_DIV_CON_MASK = 0x7,
+ PCLK_PERIHP_DIV_CON_SHIFT = 12,
+ HCLK_PERIHP_DIV_CON_MASK = 3,
+ HCLK_PERIHP_DIV_CON_SHIFT = 8,
+ ACLK_PERIHP_PLL_SEL_MASK = 1,
+ ACLK_PERIHP_PLL_SEL_SHIFT = 7,
+ ACLK_PERIHP_PLL_SEL_CPLL = 0,
+ ACLK_PERIHP_PLL_SEL_GPLL = 1,
+ ACLK_PERIHP_DIV_CON_MASK = 0x1f,
+ ACLK_PERIHP_DIV_CON_SHIFT = 0,
+
+ /* CLKSEL_CON23 */
+ PCLK_PERILP0_DIV_CON_MASK = 0x7,
+ PCLK_PERILP0_DIV_CON_SHIFT = 12,
+ HCLK_PERILP0_DIV_CON_MASK = 3,
+ HCLK_PERILP0_DIV_CON_SHIFT = 8,
+ ACLK_PERILP0_PLL_SEL_MASK = 1,
+ ACLK_PERILP0_PLL_SEL_SHIFT = 7,
+ ACLK_PERILP0_PLL_SEL_CPLL = 0,
+ ACLK_PERILP0_PLL_SEL_GPLL = 1,
+ ACLK_PERILP0_DIV_CON_MASK = 0x1f,
+ ACLK_PERILP0_DIV_CON_SHIFT = 0,
+
+ /* CLKSEL_CON25 */
+ PCLK_PERILP1_DIV_CON_MASK = 0x7,
+ PCLK_PERILP1_DIV_CON_SHIFT = 8,
+ HCLK_PERILP1_PLL_SEL_MASK = 1,
+ HCLK_PERILP1_PLL_SEL_SHIFT = 7,
+ HCLK_PERILP1_PLL_SEL_CPLL = 0,
+ HCLK_PERILP1_PLL_SEL_GPLL = 1,
+ HCLK_PERILP1_DIV_CON_MASK = 0x1f,
+ HCLK_PERILP1_DIV_CON_SHIFT = 0,
+};
+
+#define VCO_MAX_KHZ (3200 * (MHz / KHz))
+#define VCO_MIN_KHZ (800 * (MHz / KHz))
+#define OUTPUT_MAX_KHZ (3200 * (MHz / KHz))
+#define OUTPUT_MIN_KHZ (16 * (MHz / KHz))
+
+/* the div restrictions of pll in integer mode,
+ * these are defined in * CRU_*PLL_CON0 or PMUCRU_*PLL_CON0
+ */
+#define PLL_DIV_MIN 16
+#define PLL_DIV_MAX 3200
+
+/* How to calculate the PLL(from TRM V0.3 Part 1 Page 63):
+ * Formulas also embedded within the Fractional PLL Verilog model:
+ * If DSMPD = 1 (DSM is disabled, "integer mode")
+ * FOUTVCO = FREF / REFDIV * FBDIV
+ * FOUTPOSTDIV = FOUTVCO / POSTDIV1 / POSTDIV2
+ * Where:
+ * FOUTVCO = Fractional PLL non-divided output frequency
+ * FOUTPOSTDIV = Fractional PLL divided output frequency
+ * (output of second post divider)
+ * FREF = Fractional PLL input reference frequency, (the OSC_HZ 24MHz input)
+ * REFDIV = Fractional PLL input reference clock divider
+ * FBDIV = Integer value programmed into feedback divide
+ *
+ */
+static void rkclk_set_pll(u32 *pll_con, const struct pll_div *div)
+{
+ /* All 8 PLLs have same VCO and output frequency range restrictions. */
+ u32 vco_khz = OSC_HZ / 1000 * div->fbdiv / div->refdiv;
+ u32 output_khz = vco_khz / div->postdiv1 / div->postdiv2;
+
+ printk(BIOS_DEBUG, "PLL at %p: fbdiv=%d, refdiv=%d, postdiv1=%d, "
+ "postdiv2=%d, vco=%u khz, output=%u khz\n",
+ pll_con, div->fbdiv, div->refdiv, div->postdiv1,
+ div->postdiv2, vco_khz, output_khz);
+ assert(vco_khz >= VCO_MIN_KHZ && vco_khz <= VCO_MAX_KHZ &&
+ output_khz >= OUTPUT_MIN_KHZ && output_khz <= OUTPUT_MAX_KHZ &&
+ div->fbdiv >= PLL_DIV_MIN && div->fbdiv <= PLL_DIV_MAX);
+
+ /* When power on or changing PLL setting,
+ * we must force PLL into slow mode to ensure output stable clock.
+ */
+ write32(&pll_con[3], RK_CLRSETBITS(PLL_MODE_MASK << PLL_MODE_SHIFT,
+ PLL_MODE_SLOW << PLL_MODE_SHIFT));
+
+ /* use integer mode */
+ write32(&pll_con[3],
+ RK_CLRSETBITS(PLL_DSMPD_MASK << PLL_DSMPD_SHIFT,
+ PLL_INTEGER_MODE << PLL_DSMPD_SHIFT));
+
+ write32(&pll_con[0], RK_CLRSETBITS(PLL_FBDIV_MASK << PLL_FBDIV_SHIFT,
+ div->fbdiv << PLL_FBDIV_SHIFT));
+ write32(&pll_con[1],
+ RK_CLRSETBITS(PLL_POSTDIV2_MASK << PLL_POSTDIV2_SHIFT |
+ PLL_POSTDIV1_MASK << PLL_POSTDIV1_SHIFT |
+ PLL_REFDIV_MASK | PLL_REFDIV_SHIFT,
+ (div->postdiv2 << PLL_POSTDIV2_SHIFT) |
+ (div->postdiv1 << PLL_POSTDIV1_SHIFT) |
+ (div->refdiv << PLL_REFDIV_SHIFT)));
+
+ /* waiting for pll lock */
+ while (!(read32(&pll_con[2]) & (1 << PLL_LOCK_STATUS_SHIFT)))
+ udelay(1);
+
+ /* pll enter normal mode */
+ write32(&pll_con[3], RK_CLRSETBITS(PLL_MODE_MASK << PLL_MODE_SHIFT,
+ PLL_MODE_NORM << PLL_MODE_SHIFT));
+}
+
+void rkclk_init(void)
+{
+ u32 aclk_div;
+ u32 hclk_div;
+ u32 pclk_div;
+
+ /* some cru registers changed by bootrom, we'd better reset them to
+ * reset/default values described in TRM to avoid confusion in kernel.
+ * Please consider these threee lines as a fix of bootrom bug.
+ */
+ write32(&cru_ptr->clksel_con[12], 0xffff4101);
+ write32(&cru_ptr->clksel_con[19], 0xffff033f);
+ write32(&cru_ptr->clksel_con[56], 0x00030003);
+
+ /* configure pmu pll(ppll) */
+ rkclk_set_pll(&pmucru_ptr->ppll_con[0], &ppll_init_cfg);
+
+ /* configure pmu pclk */
+ pclk_div = PPLL_HZ / PMU_PCLK_HZ - 1;
+ assert((pclk_div + 1) * PMU_PCLK_HZ == PPLL_HZ && pclk_div < 0x1f);
+ write32(&pmucru_ptr->pmucru_clksel[0],
+ RK_CLRSETBITS(PMU_PCLK_DIV_CON_MASK << PMU_PCLK_DIV_CON_SHIFT,
+ pclk_div << PMU_PCLK_DIV_CON_SHIFT));
+
+ /* configure gpll cpll */
+ rkclk_set_pll(&cru_ptr->gpll_con[0], &gpll_init_cfg);
+ rkclk_set_pll(&cru_ptr->cpll_con[0], &cpll_init_cfg);
+
+ /* configure perihp aclk, hclk, pclk */
+ aclk_div = GPLL_HZ / PERIHP_ACLK_HZ - 1;
+ assert((aclk_div + 1) * PERIHP_ACLK_HZ == GPLL_HZ && aclk_div < 0x1f);
+
+ hclk_div = PERIHP_ACLK_HZ / PERIHP_HCLK_HZ - 1;
+ assert((hclk_div + 1) * PERIHP_HCLK_HZ ==
+ PERIHP_ACLK_HZ && (hclk_div < 0x4));
+
+ pclk_div = PERIHP_ACLK_HZ / PERIHP_PCLK_HZ - 1;
+ assert((pclk_div + 1) * PERIHP_PCLK_HZ ==
+ PERIHP_ACLK_HZ && (pclk_div < 0x7));
+
+ write32(&cru_ptr->clksel_con[14],
+ RK_CLRSETBITS(PCLK_PERIHP_DIV_CON_MASK <<
+ PCLK_PERIHP_DIV_CON_SHIFT |
+ HCLK_PERIHP_DIV_CON_MASK <<
+ HCLK_PERIHP_DIV_CON_SHIFT |
+ ACLK_PERIHP_PLL_SEL_MASK <<
+ ACLK_PERIHP_PLL_SEL_SHIFT |
+ ACLK_PERIHP_DIV_CON_MASK <<
+ ACLK_PERIHP_DIV_CON_SHIFT,
+ pclk_div << PCLK_PERIHP_DIV_CON_SHIFT |
+ hclk_div << HCLK_PERIHP_DIV_CON_SHIFT |
+ ACLK_PERIHP_PLL_SEL_GPLL <<
+ ACLK_PERIHP_PLL_SEL_SHIFT |
+ aclk_div << ACLK_PERIHP_DIV_CON_SHIFT));
+
+ /* configure perilp0 aclk, hclk, pclk */
+ aclk_div = GPLL_HZ / PERILP0_ACLK_HZ - 1;
+ assert((aclk_div + 1) * PERILP0_ACLK_HZ == GPLL_HZ && aclk_div < 0x1f);
+
+ hclk_div = PERILP0_ACLK_HZ / PERILP0_HCLK_HZ - 1;
+ assert((hclk_div + 1) * PERILP0_HCLK_HZ ==
+ PERILP0_ACLK_HZ && (hclk_div < 0x4));
+
+ pclk_div = PERILP0_ACLK_HZ / PERILP0_PCLK_HZ - 1;
+ assert((pclk_div + 1) * PERILP0_PCLK_HZ ==
+ PERILP0_ACLK_HZ && (pclk_div < 0x7));
+
+ write32(&cru_ptr->clksel_con[23],
+ RK_CLRSETBITS(PCLK_PERILP0_DIV_CON_MASK <<
+ PCLK_PERILP0_DIV_CON_SHIFT |
+ HCLK_PERILP0_DIV_CON_MASK <<
+ HCLK_PERILP0_DIV_CON_SHIFT |
+ ACLK_PERILP0_PLL_SEL_MASK <<
+ ACLK_PERILP0_PLL_SEL_SHIFT |
+ ACLK_PERILP0_DIV_CON_MASK <<
+ ACLK_PERILP0_DIV_CON_SHIFT,
+ pclk_div << PCLK_PERILP0_DIV_CON_SHIFT |
+ hclk_div << HCLK_PERILP0_DIV_CON_SHIFT |
+ ACLK_PERILP0_PLL_SEL_GPLL <<
+ ACLK_PERILP0_PLL_SEL_SHIFT |
+ aclk_div << ACLK_PERILP0_DIV_CON_SHIFT));
+
+ /* perilp1 hclk select gpll as source */
+ hclk_div = GPLL_HZ / PERILP1_HCLK_HZ - 1;
+ assert((hclk_div + 1) * PERILP1_HCLK_HZ ==
+ GPLL_HZ && (hclk_div < 0x1f));
+
+ pclk_div = PERILP1_HCLK_HZ / PERILP1_HCLK_HZ - 1;
+ assert((pclk_div + 1) * PERILP1_HCLK_HZ ==
+ PERILP1_HCLK_HZ && (hclk_div < 0x7));
+
+ write32(&cru_ptr->clksel_con[25],
+ RK_CLRSETBITS(PCLK_PERILP1_DIV_CON_MASK <<
+ PCLK_PERILP1_DIV_CON_SHIFT |
+ HCLK_PERILP1_DIV_CON_MASK <<
+ HCLK_PERILP1_DIV_CON_SHIFT |
+ HCLK_PERILP1_PLL_SEL_MASK <<
+ HCLK_PERILP1_PLL_SEL_SHIFT,
+ pclk_div << PCLK_PERILP1_DIV_CON_SHIFT |
+ hclk_div << HCLK_PERILP1_DIV_CON_SHIFT |
+ HCLK_PERILP1_PLL_SEL_GPLL <<
+ HCLK_PERILP1_PLL_SEL_SHIFT));
+}
+
+void rkclk_configure_cpu(enum apll_l_frequencies apll_l_freq)
+{
+ u32 aclkm_div;
+ u32 pclk_dbg_div;
+ u32 atclk_div;
+
+ rkclk_set_pll(&cru_ptr->apll_l_con[0], apll_l_cfgs[apll_l_freq]);
+
+ aclkm_div = APLL_HZ / ACLKM_CORE_HZ - 1;
+ assert((aclkm_div + 1) * ACLKM_CORE_HZ == APLL_HZ &&
+ aclkm_div < 0x1f);
+
+ pclk_dbg_div = APLL_HZ / PCLK_DBG_HZ - 1;
+ assert((pclk_dbg_div + 1) * PCLK_DBG_HZ == APLL_HZ &&
+ pclk_dbg_div < 0x1f);
+
+ atclk_div = APLL_HZ / ATCLK_CORE_HZ - 1;
+ assert((atclk_div + 1) * ATCLK_CORE_HZ == APLL_HZ &&
+ atclk_div < 0x1f);
+
+ write32(&cru_ptr->clksel_con[0],
+ RK_CLRSETBITS(ACLKM_CORE_L_DIV_CON_MASK <<
+ ACLKM_CORE_L_DIV_CON_SHIFT |
+ CLK_CORE_L_PLL_SEL_MASK <<
+ CLK_CORE_L_PLL_SEL_SHIFT |
+ CLK_CORE_L_DIV_MASK << CLK_CORE_L_DIV_SHIFT,
+ aclkm_div << ACLKM_CORE_L_DIV_CON_SHIFT |
+ CLK_CORE_L_PLL_SEL_ALPLL <<
+ CLK_CORE_L_PLL_SEL_SHIFT |
+ 0 << CLK_CORE_L_DIV_SHIFT));
+
+ write32(&cru_ptr->clksel_con[1],
+ RK_CLRSETBITS(PCLK_DBG_L_DIV_MASK << PCLK_DBG_L_DIV_SHIFT |
+ ATCLK_CORE_L_DIV_MASK << ATCLK_CORE_L_DIV_SHIFT,
+ pclk_dbg_div << PCLK_DBG_L_DIV_SHIFT |
+ atclk_div << ATCLK_CORE_L_DIV_SHIFT));
+}
void rkclk_configure_spi(unsigned int bus, unsigned int hz)
{
diff --git a/src/soc/rockchip/rk3399/include/soc/addressmap.h b/src/soc/rockchip/rk3399/include/soc/addressmap.h
index 377256ed29..427122c868 100644
--- a/src/soc/rockchip/rk3399/include/soc/addressmap.h
+++ b/src/soc/rockchip/rk3399/include/soc/addressmap.h
@@ -18,6 +18,7 @@
#define PMUGRF_BASE 0xff320000
#define PMUSGRF_BASE 0xff330000
+#define PMUCRU_BASE 0xff750000
#define CRU_BASE 0xff760000
#define GRF_BASE 0xff770000
#define TIMER0_BASE 0xff850000
diff --git a/src/soc/rockchip/rk3399/include/soc/clock.h b/src/soc/rockchip/rk3399/include/soc/clock.h
index c0ba52c4da..9b5479945d 100644
--- a/src/soc/rockchip/rk3399/include/soc/clock.h
+++ b/src/soc/rockchip/rk3399/include/soc/clock.h
@@ -16,6 +16,91 @@
#ifndef __SOC_ROCKCHIP_RK3399_CLOCK_H__
#define __SOC_ROCKCHIP_RK3399_CLOCK_H__
-void rkclk_configure_spi(unsigned int bus, unsigned int hz);
+#include <soc/addressmap.h>
+#include <types.h>
+
+struct rk3399_pmucru_reg {
+ u32 ppll_con[6];
+ u32 reserved[0x1a];
+ u32 pmucru_clksel[6];
+ u32 pmucru_clkfrac_con[2];
+ u32 reserved2[0x18];
+ u32 pmucru_clkgate_con[3];
+ u32 reserved3;
+ u32 pmucru_softrst_con[2];
+ u32 reserved4[2];
+ u32 pmucru_rstnhold_con[2];
+ u32 reserved5[2];
+ u32 pmucru_gatedis_con[2];
+};
+check_member(rk3399_pmucru_reg, pmucru_gatedis_con[1], 0x134);
+
+struct rk3399_cru_reg {
+ u32 apll_l_con[6];
+ u32 reserved[2];
+ u32 apll_b_con[6];
+ u32 reserved1[2];
+ u32 dpll_con[6];
+ u32 reserved2[2];
+ u32 cpll_con[6];
+ u32 reserved3[2];
+ u32 gpll_con[6];
+ u32 reserved4[2];
+ u32 npll_con[6];
+ u32 reserved5[2];
+ u32 vpll_con[6];
+ u32 reserved6[0x0a];
+ u32 clksel_con[108];
+ u32 reserved7[0x14];
+ u32 clkgate_con[35];
+ u32 reserved8[0x1d];
+ u32 softrst_con[21];
+ u32 reserved9[0x2b];
+ u32 glb_srst_fst_value;
+ u32 glb_srst_snd_value;
+ u32 glb_cnt_th;
+ u32 misc_con;
+ u32 glb_rst_con;
+ u32 glb_rst_st;
+ u32 reserved10[0x1a];
+ u32 sdmmc_con[2];
+ u32 sdio0_con[2];
+ u32 sdio1_con[2];
+};
+check_member(rk3399_cru_reg, sdio1_con[1], 0x594);
+
+static struct rk3399_pmucru_reg * const pmucru_ptr = (void *)PMUCRU_BASE;
+static struct rk3399_cru_reg * const cru_ptr = (void *)CRU_BASE;
+
+#define OSC_HZ (24*MHz)
+#define APLL_HZ (600*MHz)
+#define GPLL_HZ (594*MHz)
+#define CPLL_HZ (384*MHz)
+#define PPLL_HZ (594*MHz)
+
+#define PMU_PCLK_HZ (99*MHz)
+#define ACLKM_CORE_HZ (300*MHz)
+#define ATCLK_CORE_HZ (300*MHz)
+#define PCLK_DBG_HZ (100*MHz)
+
+#define PERIHP_ACLK_HZ (148500*KHz)
+#define PERIHP_HCLK_HZ (148500*KHz)
+#define PERIHP_PCLK_HZ (37125*KHz)
+
+#define PERILP0_ACLK_HZ (99000*KHz)
+#define PERILP0_HCLK_HZ (99000*KHz)
+#define PERILP0_PCLK_HZ (49500*KHz)
+
+#define PERILP1_HCLK_HZ (99000*KHz)
+#define PERILP1_PCLK_HZ (49500*KHz)
+
+enum apll_l_frequencies {
+ APLL_L_1600_MHZ,
+ APLL_L_600_MHZ,
+};
+
+void rkclk_init(void);
+void rkclk_configure_cpu(enum apll_l_frequencies apll_l_freq);
+void rkclk_configure_spi(unsigned int bus, unsigned int hz);
#endif /* __SOC_ROCKCHIP_RK3399_CLOCK_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 14:38:37 +0000